80221932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{709}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 232596000

約数和(自身を除く): 152374068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 449, 709, 898, 1347, 1418, 1796, 2127, 2694, 2836, 3143, 4041, 4254, 4963, 5388, 6286, 6381, 8082, 8508, 9429, 9926, 12572, 12762, 14889, 16164, 18858, 19852, 25524, 28287, 29778, 37716, 44667, 56574, 59556, 89334, 113148, 178668, 318341, 636682, 955023, 1273364, 1910046, 2228387, 2865069, 3820092, 4456774, 5730138, 6685161, 8913548, 11460276, 13370322, 20055483, 26740644, 40110966, 80221932]

約数ペア:

[(1, 80221932), (2, 40110966), (3, 26740644), (4, 20055483), (6, 13370322), (7, 11460276), (9, 8913548), (12, 6685161), (14, 5730138), (18, 4456774), (21, 3820092), (28, 2865069), (36, 2228387), (42, 1910046), (63, 1273364), (84, 955023), (126, 636682), (252, 318341), (449, 178668), (709, 113148), (898, 89334), (1347, 59556), (1418, 56574), (1796, 44667), (2127, 37716), (2694, 29778), (2836, 28287), (3143, 25524), (4041, 19852), (4254, 18858), (4963, 16164), (5388, 14889), (6286, 12762), (6381, 12572), (8082, 9926), (8508, 9429)]